Use a safe default width for template-diff'ing integral arguments, in
case we can't find an exact width to use. Fixes crash in
<rdar://problem/12456626>.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@170951 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Misc/diag-template-diffing.cpp b/test/Misc/diag-template-diffing.cpp
index e7a8048..bb85a45 100644
--- a/test/Misc/diag-template-diffing.cpp
+++ b/test/Misc/diag-template-diffing.cpp
@@ -812,6 +812,24 @@
// CHECK-ELIDE-NOTREE: non-const lvalue reference to type 'VariableList<>' cannot bind to a temporary of type 'VariableList<>'
}
+namespace rdar12456626 {
+ struct IntWrapper {
+ typedef int type;
+ };
+
+ template<typename T, typename T::type V>
+ struct X { };
+
+ struct A {
+ virtual X<IntWrapper, 1> foo();
+ };
+
+ struct B : A {
+ // CHECK-ELIDE-NOTREE: virtual function 'foo' has a different return type
+ virtual X<IntWrapper, 2> foo();
+ };
+}
+
// CHECK-ELIDE-NOTREE: {{[0-9]*}} errors generated.
// CHECK-NOELIDE-NOTREE: {{[0-9]*}} errors generated.
// CHECK-ELIDE-TREE: {{[0-9]*}} errors generated.